The sum of Mr. O'Malley's age and his son's age is 38 years this year. 4 years ago, Mr. O'Malley was 5 times as old as his son. (a) How old is his son this year?
(b) How old is Mr. O'Malley this year?

Answer

3

1.0

1 adult=2

1 child=1

multiply 2*8=16 adult glasses

multiply 1*5=5 child glasses

in total she needs 21 glasses

hope I was helpful

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

1 + (6 / x - 1)

step-by-step explanation:

divide using polynomial division.